a {
    text-decoration: none;
    color: black;
}

.back {
    min-width: 1200px;
    width: 100%;
    height: 100%;
    display: flex;
    flex-wrap: wrap;
    position: relative;
}

.back_1 {
    width: 100%;
    height: 70px;
    background-color: white;
    display: flex;
    line-height: 30px;
    border-bottom: #ccc 1px solid;
}

.back_1 img {
    margin-left: 200px;
    width: 80px;
    height: 70px;
}

.back_2 {
    width: 200px;
    height: 600px;
    margin-top: 30px;
    margin-left: 100px;
}

.back_2 div {
    width: 200px;
    height: 60px;
    line-height: 50px;
    background-color: white;
    border: #ccc 2px solid;
    font-size: x-large;
    text-align: center;
}

.back_2 button {
    width: 180px;
    height: 50px;
    background-color: rgb(182, 30, 30);
    margin-top: 15px;
    font-size: x-large;
    color: black;
    border-radius: 20px;
    margin-left: 10px;
}

.manage {
    width: 800px;
    height: auto;
    padding-bottom: 20px;
    margin-top: 30px;
    margin-left: 60px;
    background-color: white;
    opacity: 0.9;
    border: 1px solid #ccc;
}

.manage_1 {
    width: 800px;
    height: 60px;
    display: flex;
    background-color: #ccc;
}

.manage_1 p {
    line-height: 30px;
}

.manage_1>* {
    font-size: large;
    font-weight: bold;
    flex: 1;
    margin-left: 10px;
    line-height: 60px;
}

.manage_2 {
    width: 800px;
    height: 60px;
    display: flex;
    border-bottom: 2px solid #ccc;
}

#model-img {
    height: 52px;
    width: 52px;
    margin-top: -12px;
    border-radius: 0px;
}

.manage_2>* {
    flex: 1;
    margin-left: 10px;
}

.manage_2 img {
    width: 52px;
    height: 52px;
    border-radius: 30px;
    margin-top: 4px;
}

.manage_2 p {
    line-height: 30px;
}

.manage_2 button {
    margin-top: 20px;
    height: 25px;
}

.devise {
    width: 820px;
    height: 600px;
    margin-left: 80px;
    display: flex;
    flex-wrap: wrap;
}

.devise_1 {
    float: left;
    margin-top: 25px;
    margin-left: 20px;
    width: 390px;
    height: 280px;
}

.devise_1_1 {
    width: 390px;
    height: 60px;
    display: flex;
    line-height: 30px;
    background-color: #ccc;
}

.devise_1_1 img {
    width: 50px;
    height: 50px;
    border-radius: 30px;
    margin-left: 10px;
    margin-top: 6px;
}

.devise_1_1 h1 {
    font-size: 25px;
    margin-left: 20px;
    margin-top: 15px;
}

.devise_1_2 {
    width: 390px;
    height: 200px;
    background-color: #ccc;
    margin-top: 5px;
    opacity: 0.8;
    overflow-y: scroll;
}

.devise_1_21 {
    width: 180px;
    height: 150px;
    background-color: white;
    margin-left: 10px;
}

.devise_1_21 div {
    border-bottom: grey solid 1px;
    height: 120px;
    margin-top: 10px;
    margin-left: 10px;
}

.devise_1_21 img {
    width: 160px;
    height: 110px;
    margin-top: 5px;
}

.devise_1_21 button {
    background-color: #ccc;
    width: 60px;
    margin-top: 2px;
    margin-left: 20px;
    border: none;
    border-radius: 5px;
}

.resource {
    width: 800px;
    height: auto;
    margin-top: 30px;
    margin-left: 100px;
    opacity: 0.9;
    background-color: white;
    border: 1px solid #e5e5e5;
}

.resource_2 {
    width: 800px;
    height: 70px;
    display: flex;
    align-items: center;
    border-bottom: 2px solid grey;
}

.resource_2>* {
    flex: 1;
    margin-left: 10px;
}

.resource_2 button {
    margin-right: 10px;
}

.resource img {
    margin-top: 10px;
    width: 45px;
    border: 1px solid #ccc;
}

.resource_2 p {
    line-height: 30px;
}

.resource_2 button {
    height: 25px;
}

.back-tag {
    margin: auto;
    font-size: larger;
}

.back-active {
    color: #C1252B;
    font-weight: bold;
}